Not enough days in 1957 season to compile WAA record.
The line graph below shows daily WAA and Batting Average for reference. Fluctuation in batting average decreases as a season progresses. BA for pitchers is batting average against.
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 19570521 | XXXXX | -0.89 | BOS |
| 19570604 | XXXXX | -0.99 | BOS |
| 19570618 | XXXXX | -0.83 | BOS |
| 19570702 | XXXXX | -0.49 | BOS |
| 19570718 | XXXXX | -0.67 | BOS |
| 19570802 | XXXXX | -1.19 | BOS |
| 19570817 | XXXXX | -1.22 | BOS |
| 19570831 | XXXXX | -1.17 | BOS |
| 19570915 | -041- | -2.16 | BOS |
| 19570929 | -037- | -2.39 | BOS |
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